Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CAMERA OPTICAL LENS
Document Type and Number:
WIPO Patent Application WO/2021/128138
Kind Code:
A1
Abstract:
Disclosed is a camera optical lens sequentially comprising, from an object side to an image side, a first lens (L1) having a negative refractive power, a second lens (L2) having a positive refractive power, a third lens (L3) having a positive refractive power, a fourth lens (L4) having a negative refractive power, a fifth lens (L5), a sixth lens (L6), and a seventh lens (L7), wherein the following expressions are satisfied: 100.00° ≤ FOV ≤ 135.00°; 1.00 ≤ (d1 + d5) / d3 ≤ 3.00; 1.00 ≤ (R5 + R6) / (R5 - R6) ≤ 10.00; 0.05 ≤ d9 / f ≤ 0.20. The optical camera lens has a good optical performance and meets the design requirements for being wide in angle and ultra-thin.

Inventors:
NITTA KOJI (JP)
ZHAGN LEI (CN)
CUI YUANSHAN (CN)
Application Number:
PCT/CN2019/128592
Publication Date:
July 01, 2021
Filing Date:
December 26, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
AAC OPTICS CHANGZHOU CO LTD (CN)
International Classes:
G02B9/64; G02B13/00
Foreign References:
CN108227123A2018-06-29
CN109828345A2019-05-31
CN108227122A2018-06-29
CN108152914A2018-06-12
CN111566536A2020-08-21
US10564403B22020-02-18
Attorney, Agent or Firm:
GUANGDONG GUANGHE LAW FIRM (CN)
Download PDF:



 
Previous Patent: CAMERA OPTICAL LENS

Next Patent: CAMERA OPTICAL LENS